GPT-6 Luna (October 29)

The one document we hold for GPT-6 Luna (October 29) states no capability level, test or safeguard or a release date, and no incident on record names it. See other OpenAI versions or every model with documented facts.

System card dated 29 October 2026
Framework: Preparedness Framework
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Documents listed for this version

Addendum to GPT-6 Luna System Card: October 29, 2026 Update · OpenAI · 29 October 2026